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Meet the astronomer who found “impossible” comet 3I/ATLAS

Comet 3I/ATLAS arrived in the inner solar system looking like it should not exist, an icy fragment from interstellar space on ...

Harvard physicist plans to 'ride' 3I/ATLAS comet to send time capsules to aliens

The mysterious interstellar comet 3I/ATLAS has been the focus of public speculation since its discovery on 1 July 2025. Now, a top Harvard physicist has proposed a bold new use for such visitors. In a ...